409315 has 8 divisors (see below), whose sum is σ = 498528. Its totient is φ = 322560.

The previous prime is 409291. The next prime is 409327. The reversal of 409315 is 513904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 409315 - 2⁷ = 409187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222 + ... + 931.

It is an arithmetic number, because the mean of its divisors is an integer number (62316).

2⁴⁰⁹³¹⁵ is an apocalyptic number.

409315 is a deficient number, since it is larger than the sum of its proper divisors (89213).

409315 is a wasteful number, since it uses less digits than its factorization.

409315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 409315 is about 639.7773050054. Note that the first 3 decimals coincide. The cubic root of 409315 is about 74.2481926952.

The spelling of 409315 in words is "four hundred nine thousand, three hundred fifteen".